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9df12247bd
Automatic update from web-platform-tests Add buffered flag tests for LongTasks and NavigationTiming This CL adds tests using a couple of PerformanceObservers to test the buffered flag. In the case of LongTasks, it tests that the flag does not work. Bug: 969123 Change-Id: Ie96797c4560d29c8fd537fea2025ee59f49a73da Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1703591 Reviewed-by: Yoav Weiss <yoavweiss@chromium.org> Commit-Queue: Nicolás Peña Moreno <npm@chromium.org> Cr-Commit-Position: refs/heads/master@{#679091} -- wpt-commits: c3483214b956bd3460c1d657be1172a57a9a38f8 wpt-pr: 17850
16 lines
913 B
JavaScript
16 lines
913 B
JavaScript
async_test(t => {
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function checkEntryList(entries) {
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assert_equals(entries.length, 1, "Only one navigation timing entry");
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assert_equals(entries[0].entryType, "navigation", "entryType is \"navigation\"");
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assert_equals(entries[0].name, window.location.toString(), "name is the address of the document");
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}
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// First observer creates second in callback to ensure the entry has been dispatched by the time
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// the second observer begins observing.
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new PerformanceObserver(t.step_func(entryList => {
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checkEntryList(entryList.getEntries());
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// Second observer requires 'buffered: true' to see the navigation entry.
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new PerformanceObserver(t.step_func_done(list => {
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checkEntryList(list.getEntries());
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})).observe({type: 'navigation', buffered: true});
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})).observe({entryTypes: ["navigation"]});
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}, "PerformanceObserver with buffered flag sees previous navigation entry.");
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